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1. WO2021061521 - STAR PLEATING WITH INSIDE OUT FLOW HAVING WATER DRAINAGE THROUGH THE CENTER


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/US2020/051497 512144-PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
18 September 2020 27 September 2019
Applicant
PARKER-HANNIFIN CORPORATION
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No.     1    
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     B01D 46/52 (2006.01)i; B01D 27/06 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     B01D 46/52 (2006.01); B01D 27/06 (2006.01); B01D 27/08 (2006.01); B01D 27/14 (2006.01); B01D 29/21 (2006.01); B01D 35/15 (2006.01); B01D 35/153 (2006.01); B01D 36/00 (2006.01); B23P 11/00 (2006.01)
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Korean utility models and applications for utility models
Japanese utility models and applications for utility models
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: filter cartridge, star pleating, water bowl, seal, end plate

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
US 5084170 A (JANIK, LEON P. ET AL.) 28 January 1992 (1992-01-28)
Y
See columns 4-5, 7-8; claims 1, 8; figures 6, 9-11.
1-21
(2)
US 2010-0089819 A1 (HAMLIN, THOMAS J. ET AL.) 15 April 2010 (2010-04-15)
Y
See paragraphs [0041], [0052]; figures 2, 4.
1-21
(3)
US 5674393 A (TERHUNE, RALPH ET AL.) 07 October 1997 (1997-10-07)
A
See the entire document.
1-21
(4)
US 2009-0308803 A1 (BEARD, JOHN H. ET AL.) 17 December 2009 (2009-12-17)
A
See the entire document.
1-21
(5)
WO 2016-004365 A1 (DONALDSON COMPANY, INC.) 07 January 2016 (2016-01-07)
A
See the entire document.
1-21
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
US 5084170 A
28 January 1992
EP 0405447 A2
EP 0405447 B1
EP 0593434 A1
EP 0593434 B1
EP 0688594 A2
JP 03-157109 A
JP 05-503029 A
JP 3119484 B2
KR 10-0157996 B1
KR 10-1991-0001217 A
US 4976852 A
US 5017285 A
WO 91-03301 A1
02 January 1991
23 August 1995
27 April 1994
19 March 1997
27 December 1995
05 July 1991
27 May 1993
18 December 2000
16 November 1998
30 January 1991
11 December 1990
21 May 1991
21 March 1991
US 2010-0089819 A1
15 April 2010
CN 101039734 A
CN 101039734 B
EP 1807171 A1
JP 2008-516753 A
US 2006-0107639 A1
US 7645312 B2
WO 2006-044532 A1
19 September 2007
08 September 2010
18 July 2007
22 May 2008
25 May 2006
12 January 2010
27 April 2006
US 5674393 A
07 October 1997
None
US 2009-0308803 A1
17 December 2009
EP 2135659 A1
JP 2009-297713 A
US 8815090 B2
23 December 2009
24 December 2009
26 August 2014
WO 2016-004365 A1
07 January 2016
EP 3164205 A1
EP 3164205 B1
US 10413851 B2
US 2017-0144091 A1
WO 2016-004365 A9
10 May 2017
08 April 2020
17 September 2019
25 May 2017
07 January 2016
Name and mailing address of the ISA/:
Korean Intellectual Property Office
189 Cheongsa-ro, Seo-gu, Daejeon, 35208
Republic of Korea
Facsimile No. +82-42-481-8578
Date of the actual completion of the international search:
06 January 2021
Date of mailing of the international search report:
06 January 2021
Authorized officer:
MIN, In Gyou
Telephone No. +82-42-481-3326
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